Pterospermella spinosa Appendix A
From dinoflaj3
"spinosa" (Clarke and Verdier, 1967, p.77–78, pl.17, figs.1–2; text-fig.31) Eisenack et al., 1973, p.1011–1012. Holotype: Clarke and Verdier, 1967, pl.17, fig.1. NOW Whitecliffia. Originally Pterospermopsis (Appendix A), subsequently Pterospermella (Appendix A), thirdly Thalassiphora?, fourthly (and now) Whitecliffia. Taxonomic junior synonym: Hexagonifera perforata (name not validly published), according to Slimani (2001a, p.194). Age: Santonian.
Parent: Pterospermella_Appendix A